Infinix Smart 20 vs Oppo A6k 4G

Infinix Smart 20
Infinix
Smart 20
Oppo A6k 4G
Oppo
A6k 4G

At a glance

Brand
Infinix
Oppo
Release date
March 2026, 2 months ago
January 2026, 4 months ago
AnTuTu
262.000 Antutu v10 Overall performance better than 60% of devices
347.480 Antutu v10 Overall performance better than 63% of devices

Display

Size
6.78"
6.75"
Resolution
720 x 1576 px HD+
720 x 1570 px HD+
Type
LCD
PLS
Density
256 ppi Medium Density
256 ppi Medium Density
Aspect ratio
20:9
20:9
Features
Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 180 Hz, Touch sampling rate 360 Hz, Brightnes 500 cd/m² (typ), Peak brightness - 900 cd/m², TÜV Rheinland Eye Comfort Certification, DCI-P3, 10 Bits panel, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless
Hole-punch Notch, Refresh rate 120 Hz, Brightnes 800 cd/m² (typ), Max brightness HBM - 1100 cd/m², HDR10+, DCI-P3, sRGB standard, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Performance

Chipset
MediaTek Helio G81 Ultra
Qualcomm Snapdragon 685 (SM6225)
CPU
2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz
4x2.8 GHz Cortex A73 + 4x1.9GHz Cortex A53
CPU type
Octa-Core
Octa-Core
Process
12 nm
6 nm
Frequency
2 GHz
2.8 GHz
GPU
Mali-G52 MC2
Adreno 610
RAM
4 GB
4 GB
RAM type
LPDDR4X RAM
LPDDR4X RAM
64-bit
Yes
Yes

Rear camera

Resolution
8 Mpx
13 Mpx
Aperture
ƒ/ 1.9
ƒ/ 2.0
Flash
Dual LED
LED
Optical stabilization
No
No
Slow motion
Yes, 120 fps
Yes, 120 fps
Features
Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Digital zoom, Dual camera, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Front Flash

Front camera

Resolution
8 Mpx
5 Mpx
Aperture
ƒ/ 2.0
ƒ/ 2.2
Pixel size
0.80 µm

Battery

Capacity
5200 mAh
6500 mAh
Type
Li-Polymer
Li-Ion
Fast charge
Yes , 15.0W
Yes
Features
Reverse charging, Non-removable
Non-removable

Storage

Capacity
64 GB
256 GB
Type
eMMC 5.1 Storage
UFS Storage 2.2
SD slot
Yes , Independent SD slot
Yes , Slot for SD or second SIM card

Body

Dimensions
78.8 mm 167.7 mm 7.7 mm Print 3D Model
78.5 mm 166.6 mm 8.6 mm Print 3D Model
Weight
188 g
205 g
Materials
Glass , Faux leather
Plastic , Splash resistant design
Colors
Black Blue Silver Orange
Blue Violet
Water/dust resistance
IP54
IP64
Usable surface
87 %
85 %

Software

Operating system
Android 16 Android 16
Android 15 ColorOS 15 (Android 15)
Updates
OS updates: 2 years, Security updates: 3 years
Google services
With Google Mobile Services
With Google Mobile Services

Connectivity

SIM
Dual SIM Dual Standby (Nano SIM + Nano SIM)
Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth
Bluetooth 5.2 LELow energy consumption
Bluetooth 5.0 LELow energy consumption
Bluetooth profiles
A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy)
A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), APT-x, SBC, AAC
Wi-Fi
802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi features
Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB
USB Type-C
USB Type-C
USB features
Charging, OTG
Charging, OTG
Navigation
GPS, A-GPS, GLONASS, Beidou
GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

Networks

4G LTE
B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G
B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
B1 (2100), B5 (850), B8 (900)
2G
B2 (1900), B3 (1800), B5 (850), B8 (900)
B3 (1800), B5 (850), B8 (900)

Sensors & security

Fingerprint
Yes, on the side
Yes, on the side
Accelerometer
Yes
Yes
Proximity
Yes
Yes
Light sensor
Yes
Yes
Cooling system
No
No
Audio
DTS / DTS X, Stereo Speakers
Stereo Speakers
Gyroscope
Yes

Compared with Infinix Smart 20

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    4 GB · 6.78" · MediaTek Helio G81 Ultra
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  • Infinix
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    4 GB · 6.78" · MediaTek Helio G81 Ultra
    Infinix Smart 20
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  • Infinix
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    4 GB · 6.78" · MediaTek Helio G81 Ultra
    Infinix Smart 20
    Infinix Smart 9 HD
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  • Infinix
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    4 GB · 6.78" · MediaTek Helio G81 Ultra
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  • Infinix
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    4 GB · 6.78" · MediaTek Helio G81 Ultra
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  • Infinix
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    4 GB · 6.78" · MediaTek Helio G81 Ultra
    Infinix Smart 20
    Blackview BV7300
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  • Infinix
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    4 GB · 6.78" · MediaTek Helio G81 Ultra
    Infinix Smart 20
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Compared with Oppo A6k 4G

  • Oppo
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    4 GB · 6.75" · Qualcomm Snapdragon 685 (SM6225)
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  • Oppo
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    4 GB · 6.75" · Qualcomm Snapdragon 685 (SM6225)
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    Oppo A6x 5G
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  • Oppo
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    4 GB · 6.75" · Qualcomm Snapdragon 685 (SM6225)
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  • Oppo
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  • Oppo
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    4 GB · 6.75" · Qualcomm Snapdragon 685 (SM6225)
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    Blackview Oscal FLAT 3C
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  • Oppo
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  • Oppo
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  • Oppo
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    4 GB · 6.75" · Qualcomm Snapdragon 685 (SM6225)
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